Home / 10,442,240,139.40-15,663,360,209.10-3,549,096,075.40

Finding the Fourth Proportional to 10,442,240,139.40, 15,663,360,209.10 and 3,549,096,075.40

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Solution

The fourth proportional to 10,442,240,139.40, 15,663,360,209.10 and 3,549,096,075.40 is: 5,323,644,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,240,139.40 : 15,663,360,209.10 = 3,549,096,075.40 : x
  2. Step 2: Convert to fraction form
    10,442,240,139.40/15,663,360,209.10 = 3,549,096,075.40/x
  3. Step 3: Cross multiply
    10,442,240,139.40x = 15,663,360,209.10 × 3,549,096,075.40
  4. Step 4: Simplify right side
    10,442,240,139.40x = 55,590,770,245,693,333,504
  5. Step 5: Solve for x
    x = 55,590,770,245,693,333,504/10,442,240,139.40
  6. Step 6: Final answer
    x = 5,323,644,113.10

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Double scale
Find fourth proportional to 10,442,240,140.40, 15,663,360,210.60 and 3,549,096,076.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.